317402222449 has 4 divisors (see below), whose sum is σ = 341817778036. Its totient is φ = 292986666864.

The previous prime is 317402222447. The next prime is 317402222479. The reversal of 317402222449 is 944222204713.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17966721600 + 299435500849 = 134040^2 + 547207^2 .

It is a cyclic number.

It is not a de Polignac number, because 317402222449 - 2¹ = 317402222447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (317402222441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12207777774 + ... + 12207777799.

It is an arithmetic number, because the mean of its divisors is an integer number (85454444509).

Almost surely, 2^317402222449 is an apocalyptic number.

It is an amenable number.

317402222449 is a deficient number, since it is larger than the sum of its proper divisors (24415555587).

317402222449 is a wasteful number, since it uses less digits than its factorization.

317402222449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24415555586.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 317402222449 in words is "three hundred seventeen billion, four hundred two million, two hundred twenty-two thousand, four hundred forty-nine".